html, body, div, span, iframe, h1, h2, h3, h4, h5, h6, p, img, small, strong, b, i, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary, time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    outline: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
}

body {
    line-height: 1;
}

footer, header, menu, nav, section {
    display: block;
}

ul {
    list-style: none;
}

a {
    margin: 0;
    padding: 0;
    font-size: 100%;
    vertical-align: baseline;
    background: transparent;
    text-decoration: none;
}

hr {
    display: block;
    height: 1px;
    border: 0;
    border-top: 1px solid #cccccc;
    margin: 1em 0;
    padding: 0;
}

html {
    width: 100%;
    background-color: #f1f1f1;
}

body {
    width: 320px;
    font-family: "微软雅黑", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 24px;
    text-align: center;
    font-weight: 400;
    position: relative;
    margin: 0 auto;
    -webkit-box-shadow: 0 0 16px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0 0 16px rgba(0, 0, 0, 0.2);
    box-shadow: 0 0 16px rgba(0, 0, 0, 0.2);
}

img {
    vertical-align: middle;
    margin: 0;
    padding: 0;
}

.clear {
    width: 100%;
    height: 1px;
    margin-bottom: -1px;
    clear: both;
    background: transparent;
}

.hidden {
    display: none;
}

.desktop {
    display: none !important;
}

@media screen and (min-width: 628px) {
    .desktop {
        display: block !important;
    }

    .mobile {
        display: none !important;
    }

    body {
        width: 628px;
    }
}



